1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <codecvt>
10 
11 // template <class Elem, unsigned long Maxcode = 0x10ffff,
12 //           codecvt_mode Mode = (codecvt_mode)0>
13 // class codecvt_utf8
14 //     : public codecvt<Elem, char, mbstate_t>
15 // {
16 //     // unspecified
17 // };
18 
19 // int encoding() const throw();
20 
21 #include <codecvt>
22 #include <cassert>
23 
24 int main(int, char**)
25 {
26     {
27         typedef std::codecvt_utf8<wchar_t> C;
28         C c;
29         int r = c.encoding();
30         assert(r == 0);
31     }
32     {
33         typedef std::codecvt_utf8<char16_t> C;
34         C c;
35         int r = c.encoding();
36         assert(r == 0);
37     }
38     {
39         typedef std::codecvt_utf8<char32_t> C;
40         C c;
41         int r = c.encoding();
42         assert(r == 0);
43     }
44 
45   return 0;
46 }
47